AOKX
| Greenbrier Management Services, LLC | 1 |
BTCX
| Browner Turnout Company | 1 |
CN
| Canadian National Railways | 6 |
CW
| Colorado and Wyoming | 1 |
GIMX
| General American Marks Company | 1 |
GNWR
| Genesee and Wyoming Railroad Company | 1 |
HTTX
| TTX Company | 3 |
IC
| Illinois Central | 1 |
OFOX
| RESIDCO | 1 |
QTTX
| TTX Company | 1 |
UP
| Union Pacific Railroad Company | 1 |